Diff for /gforth/configure.in between versions 1.166 and 1.176

version 1.166, 2007/01/10 12:43:29 version 1.176, 2007/03/18 21:46:01
Line 53  AC_ARG_ENABLE(force-ll, Line 53  AC_ARG_ENABLE(force-ll,
 test "$enable_force_ll" = "no"||  test "$enable_force_ll" = "no"||
   AC_DEFINE(FORCE_LL,,[Define if you want to use explicit long long declarations for better performance (does not work with all GCC versions on all machines)])    AC_DEFINE(FORCE_LL,,[Define if you want to use explicit long long declarations for better performance (does not work with all GCC versions on all machines)])
   
 AC_ARG_ENABLE(gcc-pr15242-workaround,  
               AC_HELP_STRING([--disable-gcc-pr15242-workaround],[Disables  
                              dynamic code generation on some versions of gcc  
                              (slowdown~2 on Athlon) and causes slower building  
                              of gforth (but gforth speedups) on others.  
                              (default enabled)]),  
                 ,enable_gcc_pr15242_workaround=yes)  
 test "$enable_gcc_pr15242_workaround" = "no"||  
 AC_DEFINE(GCC_PR15242_WORKAROUND,,[Define if you want to get dynamic code  
 generation on gccs affected by PR15242])  
   
 AC_ARG_ENABLE(force-cdiv,  AC_ARG_ENABLE(force-cdiv,
         AC_HELP_STRING([--enable-force-cdiv],          AC_HELP_STRING([--enable-force-cdiv],
                        [  Use the native C division - symmetric - instead of                         [  Use the native C division - symmetric - instead of
Line 97  dnl   --without-peephole disables peepho Line 86  dnl   --without-peephole disables peepho
 dnl                     but slower images.],  dnl                     but slower images.],
 dnl PEEPHOLE="$withval")  dnl PEEPHOLE="$withval")
   
   AC_ARG_ENABLE(ec,
           AC_HELP_STRING([--enable-ec],
                           [  Build gforth for systems without OS.]),
           ,enable_ec=no)
   if test "$enable_ec" = "yes"; then
     echo "defining standalone system"
     AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
     EC_MODE="true"
   else
     echo "defining hosted system"
     EC_MODE="false"
   fi
   
 #variables mentioned in INSTALL  #variables mentioned in INSTALL
 AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])  AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])
 AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])  AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
 AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).])  AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).])
   AC_ARG_VAR(GCC_PR15242_WORKAROUND, [Force the enabling (1) or disabling (0) of a workaround for a gcc-3.x performance bug (default unset: use workaround for gcc-3.x)])
   
 AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])  AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
 AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])  AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
 AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])  AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
Line 113  AC_ARG_VAR(ac_cv_sizeof_uint128_t, [size Line 117  AC_ARG_VAR(ac_cv_sizeof_uint128_t, [size
 AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])  AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
 AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])  AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
 AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])  AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
   AC_ARG_VAR(asmcomment, [assembler comment start string])
   AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
   
 #set up feature test macros, so the tests get them right:  #set up feature test macros, so the tests get them right:
 # turn on all POSIX, SUSv3, and GNU features if available  # turn on all POSIX, SUSv3, and GNU features if available
Line 139  test "$GCC" = "yes" || AC_MSG_ERROR(Gfor Line 145  test "$GCC" = "yes" || AC_MSG_ERROR(Gfor
   
 AC_SUBST(CC)  AC_SUBST(CC)
 AC_SUBST(DEBUGFLAG)  AC_SUBST(DEBUGFLAG)
   AC_SUBST(EC_MODE)
   
   #this is used to disable some (not generally essential) part of the
   #Makefile that some makes don't grok.  It would be better to test for
   #this specific Makefile feature than the make version.
 AC_MSG_CHECKING(make type)  AC_MSG_CHECKING(make type)
 make_type=`make -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`  make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
   
 GNUMAKE='#'  GNUMAKE='#'
 test "$make_type" = "GNU Make" && GNUMAKE=''  test "$make_type" = "GNU Make" && GNUMAKE=''
   
 AC_MSG_RESULT($make_type)  AC_MSG_RESULT($make_type)
   
 AC_SUBST(GNUMAKE)  AC_SUBST(GNUMAKE)
   
 AC_MSG_CHECKING([whether the linker accepts -export-dynamic])  AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
Line 166  case "$host_cpu" in Line 173  case "$host_cpu" in
         arm*)          arm*)
                 machine=arm                  machine=arm
                 CFLAGS="$CFLAGS -fomit-frame-pointer"                  CFLAGS="$CFLAGS -fomit-frame-pointer"
                 if test -z $no_dynamic_default; then                  if test -z $arm_cacheflush; then
                     no_dynamic_default=1                      no_dynamic_default=1
                       arm_cacheflush=arch/arm/cacheflush0
                     AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])                      AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                 fi                  fi
                   AC_LIBSOURCES([../arch/arm/cacheflush0, ../arch/arm/cacheflush1, ../arch/arm/cacheflush2])
                   AC_LIBOBJ(../$arm_cacheflush)
                 ;;                  ;;
         hppa*)          hppa*)
                 machine=hppa                  machine=hppa
Line 266  test x$STACK_CACHE_DEFAULT_FAST = x && S Line 276  test x$STACK_CACHE_DEFAULT_FAST = x && S
 AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,  AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
                    [number of registers in the default stack cache state for gforth-fast and gforth-native])                     [number of registers in the default stack cache state for gforth-fast and gforth-native])
   
   test x$GCC_PR15242_WORKAROUND = x ||
   AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
                      [force (1) or forbid (0) use of a workaround for a gcc performance bug])
   
   dnl AC_DEFINE(GCC_PR15242_WORKAROUND,,[Define if you want to get dynamic code
   dnl generation on gccs affected by PR15242])
   
   
 if test "${enable_force_ll+set}" = set; then  if test "${enable_force_ll+set}" = set; then
    ac_includes_default="$ac_includes_default     ac_includes_default="$ac_includes_default
 #include \"arch/generic/128bit.h\""  #include \"arch/generic/128bit.h\""
Line 526  AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a Line 544  AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a
 AC_SUBST(DEFAULTSYSTEMPREFIX)  AC_SUBST(DEFAULTSYSTEMPREFIX)
 AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])  AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
   
   #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
   #This magic incantation  seems to be completely undocumented.
   AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
   
 dnl Now a little support for DOS/DJGCC  dnl Now a little support for DOS/DJGCC
 AC_SUBST(GFORTH_EXE)  AC_SUBST(GFORTH_EXE)
 GFORTH_EXE=""  GFORTH_EXE=""
Line 572  else Line 594  else
 fi  fi
   
 #check how to do asm(".skip 16")  #check how to do asm(".skip 16")
 echo "CFLAGS=$CFLAGS"  #echo "CFLAGS=$CFLAGS"
 echo "ac_link=$ac_link"  #echo "ac_link=$ac_link"
 AC_MSG_CHECKING([if and how we can waste code space])  AC_MSG_CHECKING([if and how we can waste code space])
 if test -z "$skipcode"; then  if test -z "$skipcode"; then
     skipcode=no      skipcode=no
Line 618  else Line 640  else
     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)      AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
 fi  fi
   
   AC_MSG_CHECKING([if and how we can do comments in asm statements])
   #the point here is to get asm statements that look different to
   #gcc's "optimizer"
   if test -z "$asmcomment"; then
       asmcomment=no
       CFLAGS_1="$CFLAGS"
       CFLAGS="$CFLAGS $ENGINE_FLAGS"
       for i in '"# "' '"! "' '"; "'; do
           AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
       done
       CFLAGS=$CFLAGS_1
   fi
   AC_MSG_RESULT($asmcomment)
   if test "$asmcomment" != no
   then 
       AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
   fi
   
 test "$no_dynamic_default" || no_dynamic_default=0  test "$no_dynamic_default" || no_dynamic_default=0
 AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)  AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
   

Removed from v.1.166  
changed lines
  Added in v.1.176


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